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JavaScript Practice Questions And Answer

Problem: Write a program to count total number of even and odd elements in an array.
Solution:

            <html>
              <head>
                <script>
                function demo1()
                 {
                   let marks = [27, 67, 108,  34, 92, 15,11, 24]
                       for(e of marks)
                        {
                          document.write("<br>" + e )
                        }
                       //find all odd from marks array
                        for(x of marks)
                        {
                          if(x%2 == 1){
                            document.write("<br> ODD" + x)
                          }
                        }
                      }
                   </script>
                 </head>
                  <body>
                    <input type="button" value="Go" onclick="demo1()" /><br>
                  </body>
            </html>

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